NPPES file of Aug 9, 2026

Maria A. Diaz-Stanchi, M.D.

Legal Medicine · Wilmington, DE

Maria A. Diaz-Stanchi, M.D. is a legal medicine with a practice address in Wilmington, Delaware, and NPI 1043276272, issued on Apr 25, 2006. Check the license (Delaware CI0003704, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043276272
Name
Maria A. Diaz-Stanchi
Credential
M.D.
Primary taxonomy
Legal Medicine 173000000X
License number
CI0003704 DE
Self-reported in NPPES; status is on the state search
Practice location
2700 Silverside RD, Wilmington, DE 19810
Phone
(302) 478-0400
Enumerated
Apr 25, 2006
Record last updated
Sep 21, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(302) 478-3827
Medicaid ID
000406801 DE
Medicare enrollment
Enrolled (PECOS I20101222000703); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2700 Silverside RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Gina Chan, MDLegal Medicine1063477792
  2. Kenneth Demarco, MDSpecialist1841289899
  3. Kristine Diehl, MDFamily Medicine Physician1245213933
  4. Darren Franczyk, M.D.Pediatrics Physician1275532939
  5. Wayne Garraway, DOGeneral Practice Physician1871660845
  6. Jack Horowitz, MDEmergency Medicine Physician1982652137

Verify Maria A. Diaz-Stanchi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Delaware board licenses this profession
    Search for license CI0003704
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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87% more Medicare Part D claims than the average legal medicine in 2024

4,737 Medicare Part D claims for 324 beneficiaries, against an average of 2,531 among the 246 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 132 claims were for opioids.

  1. Maria Diaz-Stanchi4,737
  2. Specialty average2,531

Most prescribed

  1. Atorvastatin Calcium397 claims
  2. Levothyroxine Sodium266 claims
  3. Rosuvastatin Calcium220 claims
  4. Amlodipine Besylate219 claims
  5. Omeprazole166 claims
  6. Metoprolol Succinate146 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Wilmington Medical Associates, P.A.Wilmington, DE

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Legal Medicine providers in Delaware

There are 4 legal medicine records in Delaware.

The 3 legal medicine records with the nearest ZIP codes

  1. Gina Chan, MDWilmington, DE 198101063477792
  2. Charles Esham, MDWilmington, DE 198101457315921
  3. Adrienne Perlman, M DWilmington, DE 198011508032855

Common questions

What is Maria A. Diaz-Stanchi, M.D.'s NPI number?

Maria A. Diaz-Stanchi, M.D.'s National Provider Identifier (NPI) is 1043276272, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maria A. Diaz-Stanchi, M.D. located?

The NPPES record lists a practice address at 2700 Silverside RD, Wilmington, DE, 19810. Phone: (302) 478-0400. Providers update this record themselves, so call before visiting.

How can I verify Maria A. Diaz-Stanchi, M.D.'s license?

NPPES lists Delaware license number CI0003704, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.

How much does Maria A. Diaz-Stanchi, M.D. prescribe under Medicare Part D?

In 2024, Maria A. Diaz-Stanchi, M.D. had 4,737 Medicare Part D claims for 324 beneficiaries; the average among legal medicine prescribers was 2,531. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.